English sentences with tomography in context,
25 exact matches More recently, use of positron emission tomography (PET) early after commencing chemotherapy has demonstrated to have powerful prognostic ability.
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One way to reconstruct 3D images is by tomography.
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There is a whole lot of mathematical research that has been done in tomography and there still is.
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You can search "the Radon Transform" (for the mathematical description) and tomography (for the scientific description).
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I'm working in a field that employs practically the same methodologies like sonar: OCT (optical coherence tomography), which is kind of like a optical counterpart to sonar.
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Check out tomography, this is the mathematics of taking a finite number of pictures and reconstructing the 3D object
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For example, hospitals use PET (positron emission tomography) to make special images of a patient's body.
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That's a positron emission tomography scan, and its fundamental mechanism is based on detecting positrons, which behave just like electrons just with a positive charge.
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Chest roentography at the time of presentation showed diffuse bilateral opacities, and computed tomography revealed predominantly peripheral ground-glass opacifications.
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I'll just add that tomography is used in subsurface characterization.
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Crosshole tomography in geophysics uses either seismic waves or radar, so the results are very crude compared to an medical CT scan using x-rays.
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High-resolution neutrino tomography.
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The borehole tomography does help with this, but to get really good 3D, you need a lot of expensive boreholes.
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There's always seismic tomography...
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A simple tomography will do it.
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"You are here for the third time with headache, better you go to the tomography to take a look" "Oh it's cancer, better get a date at the Heavy Ion Particle Accelerator treatment center in Heidelberg... What, unemployed?
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A new material had been tested and certified, but when pouring new segments tomography and other testing showed voids developed.
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Here for the first time, we show that X-ray phase-contrast tomography can reveal various letters hidden inside the precious papyri without unrolling them.
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Positron Emission Tomography involves a radioactive source which could be disastrous to a developing fetus.
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Their review of a wealth of data from functional imaging (functional magnetic resonance imaging and positron emission tomography) and structural imaging (diffusion MRI, voxel-based morphometry, in vivo magnetic resonance spectroscopy) argues that human intelligence arises from a distributed and integrated neural network comprising brain regions in the frontal and parietal lobes.
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So the input circuit would be the way you initiate your quantum register for example, the output circuit would be your detection procedure (including any state tomography).
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This is used in mass spectroscopy, atom probe tomography, gel permeation chromatography just to name a few.
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Because Positron emission tomography!
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The machine they use at Macquarie is a DECT (Dual Energy Computed Tomography), not a MRI.
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TEM is just better than SEM at the moment with tomography and resolution and what not available.
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